OpenTechnical

OT-2026-000041430

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000041430) never changes.

Identity and time

Publication numberOT-2026-000041430 · never reused
Internal UUID01a0ae79-b145-76f6-b9ab-cff048116a82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041430
StatusPUBLIC

Content hashes

Canonical text9974b596ed7b98bafd8e748cbeac400d1b87cccfea987e751db16ea936a08410
Markdown8f5aea734af944ae7e19484e6d30ded2bd27d5a2f2d7cedc07f50eeb8c8b6034
PDF
Publication page10ec1eb9e92d63f493516e2ee27ad2873b7def9cd18b6279c60c9f60bd01efe2
Manifest9f4e53b96f61738a4e1fa4283da4724ce127810e32eef4317e8049cfd03eaf83

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureD48mFNOubjmzy6YR1N4zh1cXcrSDWjsnOJAdvn1vWRzVNGhYC5qUVoKSy5YOidrpk6c0j1gKuzC5w0zdsCxvBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:26.991344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041430
observed 10ec1eb9e92d63f493516e2ee27ad287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:26.973226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041430/manifest.json
observed 9f4e53b96f61738a4e1fa4283da4724c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:26.954388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041430/publication.md
observed 8f5aea734af944ae7e19484e6d30ded2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:26.937380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041430/publication.txt
observed 9974b596ed7b98bafd8e748cbeac400d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.